InsiderClue
← All stocks

GENCOR INDUSTRIES INC

GENC Net selling
CIK 0000064472 #3652 in the set updated 21 Sep 2026
Bought (120 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$12.71M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$12.71M
143 of 143 sales
Net
−$12.71M
−$12.71M against sales at will

By person

11 insiders · 162 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Houtkin Sherry
10% owner
—
$8.96M (84)
−$8.96M
1,222,928
$20.15M
−30.7%
ELLIOTT MARC G
President and Chairman
—
$1.97M (16)
−$1.97M
4,464,389
$73.57M
+389.9%
Mellen Eric E
Chief Financial Officer
—
$917.25K (11)
−$917.25K
318,950
$5.26M
+361.1%
LYONS JEANNE M
Secretary
—
$257.09K (16)
−$257.09K
1,012
$16.68K
−66.3%
Hunt Dennis Bryan
Senior Vice President, Sales
—
$227.92K (2)
−$227.92K
750
$12.36K
−95.2%
DONDERO CORT J
Director
—
$120.15K (3)
−$120.15K
0
$0.00
—
Sharp James P
Director
—
$108.49K (4)
−$108.49K
0
$0.00
—
Maingot Lawrence
Vice President and Controller
—
$96.16K (5)
−$96.16K
0
$0.00
−100.0%
Air David
Director
—
$56.20K (2)
−$56.20K
4,000
$65.92K
+100.0%
ELLIOTT E J
Chairman
—
—
—
3,644,772
$60.07M
+0.8%
Fields Randolph
Director
—
—
—
15,000
$247.20K
+100.0%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

162
Insider
Date
Role
Action
Shares
Price
Amount
ELLIOTT MARC G
12 Feb 2024
President
Sell
20,000
$16.48
$329.60K
LYONS JEANNE M
30 Aug 2023
Secretary
Sell
1,000
$14.40
$14.40K
LYONS JEANNE M
24 Aug 2023
Secretary
Sell
500
$14.00
$7.00K
LYONS JEANNE M
7 Jun 2023
Secretary
Sell
1,000
$14.25
$14.25K
LYONS JEANNE M
5 Jun 2023
Secretary
Sell
1,000
$14.50
$14.50K
ELLIOTT MARC G
17 Aug 2021
President
Exercised, kept
19,508
$5.13
$100.00K
LYONS JEANNE M
13 Aug 2021
Secretary
Exercised, kept
4,500
$5.13
$23.07K
Mellen Eric E
12 Mar 2021
Chief Financial Officer
Sell
2,400
$15.69
$37.65K
LYONS JEANNE M
10 Mar 2021
Secretary
Sell
950
$15.18
$14.42K
LYONS JEANNE M
9 Mar 2021
Secretary
Sell
588
$14.98
$8.81K
Sharp James P
8 Mar 2021
Director
Sell
1,979
$14.81
$29.30K
LYONS JEANNE M
8 Mar 2021
Secretary
Sell
2,000
$14.81
$29.61K
Sharp James P
5 Mar 2021
Director
Sell
21
$14.70
$308.70
Sharp James P
4 Mar 2021
Director
Sell
4,000
$14.33
$57.30K
Sharp James P
3 Mar 2021
Director
Sell
1,500
$14.39
$21.58K
LYONS JEANNE M
18 Feb 2021
Secretary
Exercised, kept
3,500
$5.13
$17.94K
Sharp James P
16 Feb 2021
Director
Exercised, kept
7,500
$5.13
$38.45K
ELLIOTT MARC G
12 Jun 2020
President
Exercised, kept
10,000
$5.13
$51.26K
ELLIOTT MARC G
12 Jun 2020
President
Exercised, kept
10,000
$5.13
$51.26K
ELLIOTT MARC G
3 Jun 2020
President
Sell
3,543
$12.30
$43.58K
ELLIOTT MARC G
16 Dec 2019
President
Sell
5,591
$12.53
$70.06K
ELLIOTT MARC G
13 Dec 2019
President
Sell
19,000
$12.23
$232.37K
ELLIOTT MARC G
11 Sep 2019
President
Exercised, kept
20,000
$5.13
$102.52K
ELLIOTT MARC G
11 Sep 2019
President
Exercised, kept
25,000
$5.13
$128.15K
LYONS JEANNE M
28 Aug 2019
Secretary
Sell
950
$11.00
$10.45K
ELLIOTT MARC G
14 Jun 2019
President
Sell
366
$12.66
$4.63K
Fields Randolph
31 Aug 2018
Director
Exercised, kept indirect
7,500
$5.13
$38.45K
ELLIOTT MARC G
30 Aug 2018
President
Exercised, kept
40,000
$5.13
$205.04K
Houtkin Sherry
9 Jul 2018
10% owner
Sell
2,200
$16.33
$35.93K
Houtkin Sherry
5 Jul 2018
10% owner
Sell
2,500
$16.14
$40.35K
Houtkin Sherry
2 Jul 2018
10% owner
Sell
1,892
$16.17
$30.59K
Houtkin Sherry
28 Jun 2018
10% owner
Sell
3,905
$16.11
$62.91K
Houtkin Sherry
27 Jun 2018
10% owner
Sell
1,300
$16.05
$20.87K
ELLIOTT MARC G
21 Jun 2018
president
Sell
14,566
$16.14
$235.10K
ELLIOTT MARC G
20 Jun 2018
president
Sell
7,434
$16.08
$119.54K
LYONS JEANNE M
15 Jun 2018
Secretary
Sell
2,600
$15.53
$40.38K
LYONS JEANNE M
15 Jun 2018
Secretary
Sell
400
$15.51
$6.20K
LYONS JEANNE M
14 Jun 2018
Secretary
Exercised, kept
4,000
$5.13
$20.50K
LYONS JEANNE M
13 Jun 2018
Secretary
Sell
1,803
$15.70
$28.31K
LYONS JEANNE M
13 Jun 2018
Secretary
Sell
1,197
$15.80
$18.91K
LYONS JEANNE M
12 Jun 2018
Secretary
Exercised, kept
3,000
$5.13
$15.38K
ELLIOTT MARC G
11 Jun 2018
President
Sell
13,000
$15.65
$203.45K
Houtkin Sherry
18 Apr 2018
10% owner
Sell
303
$16.77
$5.08K
Houtkin Sherry
19 Mar 2018
10% owner
Sell
696
$16.55
$11.52K
Houtkin Sherry
16 Mar 2018
10% owner
Sell
470
$16.50
$7.76K
Houtkin Sherry
13 Mar 2018
10% owner
Sell
1,480
$17.00
$25.16K
Mellen Eric E
13 Mar 2018
Chief Financial Officer
Sell
4,000
$17.01
$68.04K
Mellen Eric E
9 Mar 2018
Chief Financial Officer
Exercised, kept
7,500
$4.77
$35.78K
LYONS JEANNE M
9 Mar 2018
Secretary
Sell
500
$17.20
$8.60K
Mellen Eric E
8 Mar 2018
Chief Financial Officer
Sell
500
$17.25
$8.63K
LYONS JEANNE M
8 Mar 2018
Secretary
Sell
1,000
$17.20
$17.20K
Houtkin Sherry
8 Mar 2018
10% owner
Sell
5,143
$17.17
$88.31K
Mellen Eric E
7 Mar 2018
Chief Financial Officer
Sell
4,000
$16.76
$67.04K
Mellen Eric E
7 Mar 2018
Chief Financial Officer
Sell
5,000
$16.79
$83.95K
ELLIOTT E J
26 Dec 2017
Chairman
Exercised, kept
15,000
$5.13
$76.89K
ELLIOTT E J
26 Dec 2017
Chairman
Exercised, kept
15,000
$5.13
$76.89K
ELLIOTT MARC G
21 Dec 2017
president
Exercised, kept
10,000
$5.13
$51.26K
ELLIOTT MARC G
21 Dec 2017
president
Exercised, kept
9,508
$5.13
$48.74K
LYONS JEANNE M
13 Dec 2017
Secretary
Sell
500
$17.00
$8.50K
Houtkin Sherry
18 Oct 2017
10% owner
Sell
662
$18.13
$12.00K
Houtkin Sherry
17 Oct 2017
10% owner
Sell
1,358
$18.20
$24.72K
Houtkin Sherry
16 Oct 2017
10% owner
Sell
10,948
$18.13
$198.49K
Houtkin Sherry
13 Oct 2017
10% owner
Sell
3,926
$18.10
$71.06K
Houtkin Sherry
12 Oct 2017
10% owner
Sell
5,390
$18.16
$97.88K
Houtkin Sherry
11 Oct 2017
10% owner
Sell
10,000
$18.12
$181.20K
Houtkin Sherry
10 Oct 2017
10% owner
Sell
2,588
$18.06
$46.73K
Houtkin Sherry
9 Oct 2017
10% owner
Sell
9,826
$18.16
$178.44K
Houtkin Sherry
6 Oct 2017
10% owner
Sell
3,200
$18.01
$57.63K
Houtkin Sherry
5 Oct 2017
10% owner
Sell
4,432
$17.87
$79.18K
Houtkin Sherry
4 Oct 2017
10% owner
Sell
16,370
$18.04
$295.31K
Houtkin Sherry
3 Oct 2017
10% owner
Sell
25,000
$17.86
$446.58K
Houtkin Sherry
2 Oct 2017
10% owner
Sell
21,302
$17.79
$378.96K
Houtkin Sherry
29 Sep 2017
10% owner
Sell
14,256
$17.76
$253.19K
Houtkin Sherry
28 Sep 2017
10% owner
Sell
25,000
$17.67
$441.72K
Houtkin Sherry
27 Sep 2017
10% owner
Sell
10,000
$17.65
$176.45K
Houtkin Sherry
26 Sep 2017
10% owner
Sell
9,756
$17.45
$170.22K
Houtkin Sherry
25 Sep 2017
10% owner
Sell
10,000
$17.28
$172.80K
Houtkin Sherry
21 Sep 2017
10% owner
Sell
5,730
$16.90
$96.85K
Houtkin Sherry
20 Sep 2017
10% owner
Sell
9,721
$17.01
$165.32K
ELLIOTT MARC G
18 Sep 2017
president
Sell
25,000
$16.52
$413.00K
Air David
15 Sep 2017
Director
Sell
1,500
$16.00
$24.00K
DONDERO CORT J
15 Sep 2017
Director
Sell
865
$16.00
$13.84K
Mellen Eric E
14 Sep 2017
Chief Financial Officer
Sell
3,750
$16.65
$62.44K
Mellen Eric E
14 Sep 2017
Chief Financial Officer
Sell
8,000
$16.51
$132.08K
DONDERO CORT J
14 Sep 2017
Director
Sell
2,904
$16.00
$46.46K
DONDERO CORT J
14 Sep 2017
Director
Sell
3,731
$16.04
$59.85K
LYONS JEANNE M
7 Sep 2017
Secretary
Sell
1,000
$15.55
$15.55K
Air David
18 Aug 2017
Director
Exercised, kept
5,500
$5.13
$28.19K
DONDERO CORT J
11 Aug 2017
Director
Exercised, kept
7,500
$5.13
$38.45K
Mellen Eric E
14 Jun 2017
Chief Financial Officer
Sell
3,750
$16.67
$62.51K
ELLIOTT MARC G
13 Jun 2017
president
Sell
58
$16.63
$964.54
Maingot Lawrence
13 Jun 2017
Vice President and Controller
Sell
1,000
$16.40
$16.40K
Mellen Eric E
13 Jun 2017
Chief Financial Officer
Sell
5,250
$16.75
$87.94K
ELLIOTT MARC G
12 Jun 2017
president
Sell
1,700
$16.22
$27.57K
Houtkin Sherry
9 Jun 2017
10% owner
Sell
6,352
$16.05
$101.95K
ELLIOTT MARC G
9 Jun 2017
president
Sell
2,663
$16.21
$43.17K
Houtkin Sherry
8 Jun 2017
10% owner
Sell
10,000
$15.88
$158.83K
Houtkin Sherry
7 Jun 2017
10% owner
Sell
10,000
$15.82
$158.20K
Houtkin Sherry
6 Jun 2017
10% owner
Sell
3,427
$15.98
$54.76K
Maingot Lawrence
5 Jun 2017
Vice President and Controller
Sell
500
$16.15
$8.08K
Houtkin Sherry
5 Jun 2017
10% owner
Sell
10,000
$16.07
$160.75K
ELLIOTT MARC G
5 Jun 2017
president
Sell
1,901
$16.15
$30.70K
ELLIOTT MARC G
2 Jun 2017
president
Sell
3,633
$16.28
$59.15K
Mellen Eric E
2 Jun 2017
Chief Financial Officer
Sell
8,250
$16.17
$133.40K
Houtkin Sherry
2 Jun 2017
10% owner
Sell
10,000
$16.19
$161.90K
Houtkin Sherry
1 Jun 2017
10% owner
Sell
10,000
$16.07
$160.65K
ELLIOTT MARC G
1 Jun 2017
president
Sell
2,440
$16.07
$39.21K
Air David
1 Jun 2017
Director
Sell
2,000
$16.10
$32.20K
Houtkin Sherry
31 May 2017
10% owner
Sell
10,000
$16.08
$160.80K
ELLIOTT MARC G
31 May 2017
president
Sell
7,300
$16.15
$117.90K
Mellen Eric E
31 May 2017
Chief Financial Officer
Sell
10,750
$16.15
$173.57K
Houtkin Sherry
30 May 2017
10% owner
Sell
10,000
$15.84
$158.40K
Houtkin Sherry
25 May 2017
10% owner
Sell
1,430
$15.80
$22.59K
Houtkin Sherry
24 May 2017
10% owner
Sell
3,901
$15.82
$61.71K
Houtkin Sherry
23 May 2017
10% owner
Sell
10,000
$15.96
$159.60K
Houtkin Sherry
22 May 2017
10% owner
Sell
2,595
$15.99
$41.49K
Houtkin Sherry
19 May 2017
10% owner
Sell
3,374
$15.51
$52.33K
Houtkin Sherry
19 May 2017
10% owner
Sell
10,000
$15.64
$156.37K
Houtkin Sherry
17 May 2017
10% owner
Sell
1
$15.85
$15.85
Houtkin Sherry
17 May 2017
10% owner
Sell
4,584
$15.72
$72.05K
Houtkin Sherry
16 May 2017
10% owner
Sell
1,466
$15.90
$23.31K
Houtkin Sherry
15 May 2017
10% owner
Sell
5,000
$15.92
$79.58K
Houtkin Sherry
11 May 2017
10% owner
Sell
3,618
$16.03
$58.00K
Houtkin Sherry
10 May 2017
10% owner
Sell
1,230
$16.18
$19.90K
Houtkin Sherry
9 May 2017
10% owner
Sell
4,931
$16.21
$79.94K
Houtkin Sherry
8 May 2017
10% owner
Sell
925
$16.46
$15.22K
Maingot Lawrence
8 May 2017
Vice President and Controller
Sell
1,500
$16.37
$24.56K
Houtkin Sherry
7 May 2017
10% owner
Sell
2,761
$16.41
$45.30K
Houtkin Sherry
11 Jan 2017
10% owner
Sell
20,000
$15.77
$315.38K
Houtkin Sherry
9 Jan 2017
10% owner
Sell
20,000
$15.75
$314.93K
Houtkin Sherry
9 Jan 2017
10% owner
Sell
20,000
$15.80
$316.01K
Houtkin Sherry
6 Jan 2017
10% owner
Sell
7,079
$16.03
$113.46K
Houtkin Sherry
5 Jan 2017
10% owner
Sell
5,000
$15.59
$77.93K
Houtkin Sherry
4 Jan 2017
10% owner
Sell
5,000
$15.61
$78.05K
Houtkin Sherry
28 Dec 2016
10% owner
Sell
900
$15.56
$14.00K
Houtkin Sherry
27 Dec 2016
10% owner
Sell
2
$15.71
$38.07
Houtkin Sherry
23 Dec 2016
10% owner
Sell
2,839
$15.72
$44.63K
Houtkin Sherry
22 Dec 2016
10% owner
Sell
5,000
$15.52
$77.58K
Houtkin Sherry
21 Dec 2016
10% owner
Sell
6,401
$15.67
$100.33K
Houtkin Sherry
20 Dec 2016
10% owner
Sell
3,986
$15.54
$61.92K
Houtkin Sherry
19 Dec 2016
10% owner
Sell
5,000
$15.34
$76.71K
Houtkin Sherry
15 Dec 2016
10% owner
Sell
2,221
$15.85
$35.21K
Houtkin Sherry
14 Dec 2016
10% owner
Sell
1,610
$16.02
$25.80K
Houtkin Sherry
13 Dec 2016
10% owner
Sell
1,167
$15.94
$18.61K
Maingot Lawrence
12 Dec 2016
Vice President and Controller
Sell
500
$16.00
$8.00K
Houtkin Sherry
12 Dec 2016
10% owner
Sell
2,600
$15.82
$41.12K
Hunt Dennis Bryan
9 Dec 2016
Senior Vice President, Sales
Sell
10,000
$15.42
$154.20K
Houtkin Sherry
9 Dec 2016
10% owner
Sell
10,000
$15.37
$153.73K
Hunt Dennis Bryan
8 Dec 2016
Senior Vice President, Sales
Sell
4,750
$15.52
$73.72K
Houtkin Sherry
8 Dec 2016
10% owner
Sell
1,010
$15.56
$15.72K
Maingot Lawrence
7 Dec 2016
Vice President and Controller
Sell
2,500
$15.65
$39.13K
Houtkin Sherry
7 Dec 2016
10% owner
Sell
2,729
$15.56
$42.46K
Houtkin Sherry
6 Dec 2016
10% owner
Sell
10,000
$15.61
$156.11K
Houtkin Sherry
5 Dec 2016
10% owner
Sell
8,727
$15.47
$135.00K
Houtkin Sherry
2 Dec 2016
10% owner
Sell
25,000
$15.64
$390.90K
Houtkin Sherry
1 Dec 2016
10% owner
Sell
5,000
$14.17
$70.83K
Houtkin Sherry
29 Nov 2016
10% owner
Sell
814
$14.22
$11.57K
Houtkin Sherry
23 Nov 2016
10% owner
Sell
3,101
$14.81
$45.93K
Houtkin Sherry
22 Nov 2016
10% owner
Sell
5,000
$14.97
$74.84K
Houtkin Sherry
21 Nov 2016
10% owner
Sell
5,000
$14.90
$74.50K
Houtkin Sherry
18 Nov 2016
10% owner
Sell
2,190
$14.76
$32.32K
Houtkin Sherry
17 Nov 2016
10% owner
Sell
200
$15.10
$3.02K

What was left out

Form 4 filings counted 99
Amendments (4/A) skipped 24
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 143
Transactions with no price 0
Shares from compensation/vesting 4,073,751
Sales filed before the plan box existed 138
History held since 3 Oct 2016